function initTimer()
    global T_findPIE T_expandFor T_elementQ T_findR T_prunePIE T_findQ
    global N_findPIE N_expandFor N_elementQ N_findR N_prunePIE N_findQ
    display(N_findPIE)
    display(N_expandFor)
    display(N_elementQ)
    display(N_findR)
    display(N_prunePIE)
    display(N_findQ)
    display(T_findPIE)
    display(T_expandFor)
    display(T_elementQ)
    display(T_findR)
    display(T_prunePIE)
    display(T_findQ)
